Bob has hats: scarves=4: 3. during the day he sells 25 hats. at the end of the day he has hats: scarves=7: 9. work out the number of scarves he has.

Arestaurant needs to buy thirty-seven new plates. if each box has five plates in it, how many boxes will they need to buy?

Thompson and thompson is a steel bolts manufacturing company. their current steel bolts have a mean diameter of 127 millimeters, and a variance of 36. if a random sample of 35 steel bolts is selected, what is the probability that the sample mean would differ from the population mean by greater than 0.5 millimeters? round your answer to four decimal places.

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52